The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 08, 2005
Filed:
May. 20, 1998
Glen Jorgenson, Marlboro, MA (US);
Donald Barry, Norwood, MA (US);
Bruce H. Edwards, Marlboro, MA (US);
John P. O'brien, Brighton, MA (US);
Victor Sacco, Jr., Revere, MA (US);
Glen Jorgenson, Marlboro, MA (US);
Donald Barry, Norwood, MA (US);
Bruce H. Edwards, Marlboro, MA (US);
John P. O'Brien, Brighton, MA (US);
Victor Sacco, Jr., Revere, MA (US);
ZymeQuest, Inc., Beverly, MA (US);
Abstract
A method and apparatus for selectively expressing one or more selected fluid materials out of a fluid container, including a centrifuge rotor having a round centrifuge chamber of selected volume, a round expandable enclosure disposed within the centrifuge chamber having a rotation axis coincident with the central rotation axis and a flexible wall, a pump for controllably pumping a selected volume of expresser fluid into and out of the expandable enclosure wherein the fluid container is receivable within the centrifuge chamber, and a retaining mechanism for holding the fluid container within the centrifuge chamber in a coaxial position. The flexible wall of the fluid container is in contact with the flexible wall of the expandable enclosure.